The line of reasoning will only lead you up another blind alley.
那種推理方法只會把你引進另一條死胡同。
When he saw the police arrive, he bolted down an alley.
他看見警察來了，便從小巷逃走了。
The Internet has proved a blind alley for many firms.
事實證明，因特網對許多公司而言是一條行不通的路。
The side alley was walled off from the back garden.
側巷和后花園之間用墻隔開了。
Each front door looks across a narrow alley to the front door opposite.
家家大門對大門，中間隔著一條窄巷。